CN117059533A - Automatic low-cavity array type high-power bridge pile production line and production process - Google Patents
Automatic low-cavity array type high-power bridge pile production line and production process Download PDFInfo
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- CN117059533A CN117059533A CN202311313151.8A CN202311313151A CN117059533A CN 117059533 A CN117059533 A CN 117059533A CN 202311313151 A CN202311313151 A CN 202311313151A CN 117059533 A CN117059533 A CN 117059533A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 50
- 238000004806 packaging method and process Methods 0.000 claims abstract description 25
- 229910000679 solder Inorganic materials 0.000 claims abstract description 20
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 238000003466 welding Methods 0.000 claims abstract description 16
- 238000007639 printing Methods 0.000 claims abstract description 13
- 239000004033 plastic Substances 0.000 claims abstract description 12
- 239000011800 void material Substances 0.000 claims abstract description 12
- 238000005245 sintering Methods 0.000 claims abstract description 11
- 238000012360 testing method Methods 0.000 claims abstract description 7
- 239000003822 epoxy resin Substances 0.000 claims abstract description 4
- 239000011159 matrix material Substances 0.000 claims abstract description 4
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 4
- 238000007650 screen-printing Methods 0.000 claims abstract description 4
- 238000001179 sorption measurement Methods 0.000 claims abstract description 4
- 230000007246 mechanism Effects 0.000 claims description 150
- 230000005540 biological transmission Effects 0.000 claims description 85
- 244000027321 Lychnis chalcedonica Species 0.000 claims description 20
- 230000009471 action Effects 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 4
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000017105 transposition Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 abstract description 4
- 229910002804 graphite Inorganic materials 0.000 abstract description 4
- 239000010439 graphite Substances 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 3
- 238000010923 batch production Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67155—Apparatus for manufacturing or treating in a plurality of work-stations
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67126—Apparatus for sealing, encapsulating, glassing, decapsulating or the like
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
- H01L22/10—Measuring as part of the manufacturing process
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- Microelectronics & Electronic Packaging (AREA)
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- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Auxiliary Devices For And Details Of Packaging Control (AREA)
Abstract
The invention relates to an automatic low-cavity array type high-power bridge pile production line and a production process, wherein the automatic low-cavity array type high-power bridge pile production process comprises the following steps of: step one, bridge pile frame processing, namely stamping a frame base by utilizing a high-precision punch press for matrix arrangement; step two, the lower frame is used for screen printing solder paste, and intelligent image detection is carried out on solder paste points; filling chips, utilizing vacuum adsorption, and utilizing a rubber suction nozzle to transfer the chips; step four, using a line shaking machine to carry out automatic filling, and carrying out image detection on a filling result; step five, carrying out vacuumizing sintering welding after combining and closing the die; step six, performing epoxy resin plastic packaging after plastic packaging sintering; step seven, testing and printing, putting the materials into a bag for insulating packaging and leaving the warehouse, reducing the process flow and having high product quality; can save electricity and gas and reduce the void ratio; meanwhile, intelligent detection is realized, the graphite disc is separated by utilizing vacuum leak welding, the cost is saved, and the production efficiency is improved.
Description
Technical Field
The invention relates to the field of electronic element production, in particular to an automatic low-cavity array type high-power bridge stack production line and a production process.
Background
The bridge rectifier is an electronic element, which is formed by bridge connection of four rectifying silicon chips and external insulation plastic encapsulation, and has the main functions of rectifying, namely, adjusting the current direction, and is used as a power component applied to various power supply equipment. The bridge circuit is mainly composed of four diodes to convert input alternating voltage into output direct voltage.
The bridge pile production process has higher requirements and high complexity, the original production process has more parts needing manual treatment and low automation degree, in addition, the size of solder paste points is different, so the difficulty is brought to detection work, the flexibility of the existing bridge pile production line is poor, when different production requirements are met, the production flow is difficult to change according to actual conditions, for example, when finished products are packaged, the ideal production effect is difficult to achieve due to the immobilization of the packaging mode.
Disclosure of Invention
The invention aims to provide an automatic low-cavity array type high-power bridge pile production line and a production process, which are used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
an automatic low-cavity array type high-power bridge pile production line comprises frame base stamping equipment, solder paste printing equipment, image intelligent detection equipment, chip filling and transferring equipment, sintering and welding equipment, plastic packaging equipment and bagging and packaging equipment which are sequentially arranged in a bridge pile machining process; the bagging packaging device comprises: the base is fixedly provided with a first mounting frame and a second mounting frame which are oppositely arranged; the conveying belt is arranged between the first mounting frame and the second mounting frame and is used for conveying finished products into the anti-static shielding bags arranged on the bag supporting device on the base, a plurality of bag supporting devices are arranged on the base and are connected with the transverse moving driving mechanism arranged on the base, and the sizes of the anti-static shielding bags on the bag supporting devices are gradually increased or decreased; the maltese cross movement mechanism is arranged on the second mounting frame, is connected with the bag supporting device through a transmission mechanism, and is also connected with a power mechanism arranged on the first mounting frame, the maltese cross movement mechanism can alternately drive the power mechanism and the transmission mechanism to move, and the transmission mechanism is used for driving the bag supporting device to rotate; the transverse rod is fixed on the first mounting frame, a unidirectional trigger mechanism connected with the transverse movement driving mechanism is arranged on the transverse rod, the unidirectional trigger mechanism is connected with a driving shaft of the transmission belt and can be matched with the power mechanism or a limiting mechanism arranged on the transverse rod, when the maltese cross movement mechanism drives the power mechanism to move and is matched with the unidirectional trigger mechanism, the unidirectional trigger mechanism drives the transmission belt to move so as to enable the transmission belt to carry out conveying action on a finished product on the transmission belt, and when the unidirectional trigger mechanism is matched with the limiting mechanism, the matching state of the unidirectional trigger mechanism and the power mechanism is terminated so as to enable the conveying action of the transmission belt to be terminated; the limiting mechanism is further connected with the transverse moving driving mechanism, and the limiting mechanism can move along the length direction of the transverse rod, so that the coordination state termination position of the unidirectional triggering mechanism and the power mechanism is changed, and the transverse moving driving mechanism is driven to drive the bag supporting devices to execute transposition.
As a further scheme of the invention: the power mechanism comprises two driving wheels rotatably mounted on the first mounting frame, a connecting piece in rolling connection with the two driving wheels and a boosting block arranged on the connecting piece, and two first pulleys capable of being matched with the unidirectional triggering mechanism are rotatably mounted on the boosting block.
As still further aspects of the invention: the transverse rod is provided with a through groove, the unidirectional triggering mechanism comprises a built-in rod fixedly arranged in the through groove, a transverse moving block arranged on the built-in rod in a sliding manner and a first cylindrical spring sleeved on the periphery of the built-in rod, and two ends of the first cylindrical spring are respectively connected with the inner wall of the through groove and the transverse moving block; the upper part and the lower part of the transverse moving block are respectively provided with an elastic sliding structure and a meshing structure, the elastic sliding structure can be matched with the two first pulleys or the limiting mechanism, and the meshing structure is connected with a driving shaft of the transmission belt.
As still further aspects of the invention: the elastic sliding structure comprises two protruding blocks fixed on the transverse moving block, a guide rod fixedly arranged between the two protruding blocks and two sliding blocks arranged on the guide rod in a sliding manner; the two sliding blocks are abutted, two second cylindrical springs are sleeved on the periphery of the guide rod, and two ends of each second cylindrical spring are respectively connected with the sliding blocks and the protruding blocks.
As still further aspects of the invention: the meshing structure comprises a long rod fixedly installed at the bottom of the transverse moving block and a ratchet wheel rotatably installed on the first installation frame, a rotating shaft of the ratchet wheel is connected with a driving shaft of the transmission belt through a second transmission belt, a plurality of inclined grooves are formed in the bottom of the long rod at equal intervals along the length direction, and a pawl matched with the ratchet wheel is hinged in each inclined groove.
As still further aspects of the invention: the limiting mechanism comprises a limiting block which is arranged on the cross rod in a sliding manner and a first screw rod which is rotatably arranged on the first mounting frame and parallel to the cross rod, and the first screw rod is in threaded connection with the limiting block; the limiting block is further rotatably provided with a second pulley, one side, away from the two first pulleys, of each sliding block is provided with a protruding portion, and the protruding portions are provided with inclined faces capable of being matched with the second pulleys.
As still further aspects of the invention: the transverse moving driving mechanism comprises a second screw rod rotatably mounted on the base and an assembly plate which is arranged on the second screw rod and connected with the transmission mechanism, the assembly plate is in threaded connection with the second screw rod, the bag supporting devices are rotatably mounted on the assembly plate, and one end of the second screw rod is connected with the first screw rod through a first connecting structure.
As still further aspects of the invention: the transmission mechanism comprises a rotating shaft which is rotatably arranged on the base and is connected with the Malta cross movement mechanism through a second connecting structure, and a sleeve which is rotatably arranged at the bottom of the assembly plate and is in sliding sleeve joint with the rotating shaft; the outer periphery of the rotating shaft is provided with a plurality of strip-shaped protrusions, the inner wall of the sleeve is provided with a plurality of strip-shaped sliding grooves matched with the strip-shaped protrusions, and the sleeve is connected with the rotating shaft of the bag supporting device through a first bevel gear group and a third transmission belt.
As still further aspects of the invention: the maltese cross movement mechanism comprises a first driven wheel, a second driven wheel and a driving motor, wherein the first driven wheel and the second driven wheel are rotatably arranged on the second mounting frame, the driving motor is arranged on the second mounting frame, and a driving wheel which is respectively matched with the first driven wheel and the second driven wheel is fixed on an output shaft of the driving motor; the first driven wheel is connected with the rotating shafts of one of the driving wheels through a first transmission belt, and the second connecting structure is used for connecting the rotating shafts with the rotating shafts of the second driven wheel.
An automatic low-cavity array type high-power bridge pile production process adopts the production line, and comprises the following steps:
step one, bridge pile frame processing, namely stamping a frame base by utilizing the frame base stamping equipment for matrix arrangement;
step two, performing solder paste screen printing treatment on the lower frame by using the solder paste printing equipment, printing 1-3000 points at a time, detecting the solder paste points by using the image intelligent detection equipment, and detecting and judging the missing size of the image so as to unify the test;
thirdly, filling chips by using the chip filling and transferring equipment, adsorbing 1-3000 chips at a time by using vacuum adsorption, and transferring the chips by using a rubber suction nozzle;
step four, using a line shaking machine to carry out automatic filling, and carrying out image detection on a filling result;
step five, after the combination and the die assembly, carrying out vacuumizing sintering welding by using the sintering welding equipment;
step six, performing epoxy resin plastic packaging by using the plastic packaging equipment;
and seventhly, testing and printing, namely performing insulating package and warehouse-out by adopting the bag entering packaging equipment, wherein the power mechanism and the transmission mechanism are driven to move by the maltese cross movement mechanism, the power mechanism is matched with the unidirectional trigger mechanism, so that the transmission belt conveys a finished product to the direction of the bag supporting device, the transmission mechanism drives the bag supporting device to rotate, and the limiting mechanism can drive the position of the power mechanism and the position of the power mechanism, which is in a matched state, to be stopped, to change, and enable a plurality of bag supporting devices to shift.
Compared with the prior art, the invention has the beneficial effects that: the invention has novel design, adopts the production process carried out by the assembly line, reduces the process flow and has high product quality; can save electricity and gas and reduce the void ratio; meanwhile, intelligent detection is realized, the graphite disc is separated by utilizing vacuum leak welding, the cost is saved, and the production efficiency is improved; the automatic detection device is suitable for batch production, improves the efficiency, simultaneously detects the images of the solder paste points in size, reduces the void ratio by vacuum welding, ensures the high conductivity of finished products, and is matched with the bagging packaging equipment, so that the number of each blanking is matched with the size of the anti-static shielding bags, the full utilization of the anti-static shielding bags is realized, the material expenditure is saved, the production cost is reduced, and meanwhile, the flexibility of a production line is greatly improved.
Drawings
FIG. 1 is a schematic diagram of an embodiment of an automated low-void array high-power bridge stack production line;
FIG. 2 is a schematic view of an embodiment of an automated low-cavity array high-power bridge stack production line at another angle;
FIG. 3 is a schematic view of an embodiment of an automated low-cavity array high-power bridge stack line at another angle;
FIG. 4 is an enlarged view of the structure at A in FIG. 2;
FIG. 5 is an enlarged view of the structure at B in FIG. 3;
FIG. 6 is a schematic diagram of a relationship between a limit mechanism and a unidirectional trigger mechanism in an embodiment of an automated low-cavity array type high-power bridge stack production line;
FIG. 7 is an exploded view of the drive mechanism of one embodiment of an automated low void array high power bridge stack line;
fig. 8 is an enlarged view of the structure at C in fig. 7.
In the figure: 1. a base; 101. a first drive shaft; 102. a second drive shaft; 103. a third drive shaft; 104. a fourth drive shaft; 2. a first mounting frame; 3. a second mounting frame; 4. a transmission belt; 5. a bag opening device; 6. a cross bar; 7. a driving motor; 8. a driving wheel; 9. a first driven wheel; 10. a second driven wheel; 11. a first belt; 12. a driving wheel; 13. a connecting piece; 1301. a boosting block; 1302. a first pulley; 14. a built-in rod; 1401. a first cylindrical spring; 15. a transverse moving block; 1501. a protruding block; 1502. a guide rod; 1503. a second cylinder spring; 16. a slide block; 1601. a protruding portion; 17. a first screw rod; 18. a limiting block; 1801. a second pulley; 19. a long rod; 20. a ratchet wheel; 21. a second belt; 22. a second screw rod; 23. an assembly plate; 24. a rotating shaft; 2401. a bar-shaped protrusion; 25. a sleeve; 2501. a strip-shaped chute; 26. a third belt; 27. a first bevel gear set; 28. a second bevel gear set; 29. a fourth belt; 30. a third bevel gear set; 31. a fifth belt; 32. a fourth bevel gear set; 33. and a fifth bevel gear set.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In addition, an element in the present disclosure may be referred to as being "fixed" or "disposed" on another element or being directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Referring to fig. 1-8, an automatic low-cavity array type high-power bridge pile production line comprises a frame base stamping device, a solder paste printing device, an image intelligent detection device, a chip filling and transferring device, a sintering and welding device, a plastic packaging device and a bagging and packaging device which are sequentially arranged in a bridge pile machining process; wherein, concretely, the bagging packaging device includes: the base 1 is fixedly provided with a first mounting frame 2 and a second mounting frame 3 which are oppositely arranged; the conveying belt 4 is arranged between the first mounting frame 2 and the second mounting frame 3 and is used for conveying finished products into the anti-static shielding bags arranged on the bag supporting devices 5 on the base 1, a plurality of bag supporting devices 5 are arranged on the base 1, the bag supporting devices 5 are connected with a transverse moving driving mechanism arranged on the base 1, and the sizes of the anti-static shielding bags on the bag supporting devices 5 are gradually increased or decreased; the maltese cross movement mechanism is arranged on the second mounting frame 3, is connected with the bag supporting device 5 through a transmission mechanism, and is also connected with a power mechanism arranged on the first mounting frame 2, and can alternately drive the power mechanism and the transmission mechanism to move, and the transmission mechanism is used for driving the bag supporting device 5 to rotate; the cross rod 6 is fixed on the first mounting frame 2, a unidirectional trigger mechanism connected with the transverse movement driving mechanism is arranged on the cross rod 6, the unidirectional trigger mechanism is connected with a driving shaft of the transmission belt 4 and can be matched with the power mechanism or a limiting mechanism arranged on the cross rod 6, when the maltese cross movement mechanism drives the power mechanism to move and is matched with the unidirectional trigger mechanism, the unidirectional trigger mechanism drives the transmission belt 4 to move so as to enable the transmission belt 4 to carry out conveying action on finished products on the transmission belt, and when the unidirectional trigger mechanism is matched with the limiting mechanism, the matching state of the unidirectional trigger mechanism and the power mechanism is terminated so as to enable the conveying action of the transmission belt 4 to be terminated; the limiting mechanism is further connected with the transverse moving driving mechanism, and the limiting mechanism can move along the length direction of the cross rod 6, so that the coordination state termination position of the unidirectional triggering mechanism and the power mechanism is changed, and the transverse moving driving mechanism is caused to drive the bag opening devices 5 to execute transposition.
It should be noted that, in actual use, a manipulator (not shown in the figure) for sealing and removing the anti-static shielding bag filled with the finished product and a manipulator for replacing the empty bag are further disposed on one side of the base 1 close to the bag supporting device 5, so as to improve the automation degree of production; secondly, the bag opening device 5 is an application of the prior art, and comprises a plurality of groups of wide opening claws which are arranged at equal intervals along the circumference so as to open the bag opening of the anti-static shielding bag, so that a finished product is convenient to enter, and when the maltese cross movement mechanism drives the transmission mechanism to move, the transmission mechanism drives the bag opening device 5 to rotate so that an empty bag adjacent to the anti-static shielding bag filled with the finished product faces the transmission belt 4.
In detail, the conveyor belt 4 includes two driving rollers rotatably mounted between the first mounting frame 2 and the second mounting frame 3, and a connecting belt connecting the two driving rollers, the connecting belt is in rolling connection with the two driving rollers, and the unidirectional triggering mechanism is connected with the rotating shaft of one driving roller (i.e., the driving shaft of the conveyor belt 4).
Referring to fig. 1 and 6 again, the power mechanism includes two driving wheels 12 rotatably mounted on the first mounting frame 2, a connecting member 13 rollably connecting the two driving wheels 12, and a boosting block 1301 disposed on the connecting member 13, and two first pulleys 1302 capable of being matched with the unidirectional triggering mechanism are rotatably mounted on the boosting block 1301.
Referring to fig. 6 again, the cross bar 6 is provided with a through slot, the unidirectional triggering mechanism includes a built-in rod 14 fixedly installed in the through slot, a traversing block 15 slidably disposed on the built-in rod 14, and a first cylindrical spring 1401 sleeved on the periphery of the built-in rod 14, two ends of the first cylindrical spring 1401 are respectively connected with the inner wall of the through slot and the traversing block 15; the upper and lower parts of the traverse block 15 are respectively provided with an elastic sliding structure and a meshing structure, the elastic sliding structure can be matched with the two first pulleys 1302 or the limiting mechanism, and the meshing structure is connected with the driving shaft of the transmission belt 4.
When the maltese cross movement mechanism moves, the driving wheel 12 will be driven to rotate first, so the driving wheel 12 drives the connecting piece 13 to drive the boosting block 1301 to move around the connecting piece 13 once, in this process, the two first pulleys 1302 will cooperate with the elastic sliding structure, so that the traversing block 15 slides towards one side on the built-in rod 14, the first cylindrical spring 1401 is compressed, in this process, the engagement structure triggers to drive the transmission belt 4 to move, so that a plurality of finished products on the transmission belt 4 are conveyed into the anti-static shielding bag, and as the traversing block 15 moves, the elastic sliding structure will cooperate with the limiting mechanism, and the two first pulleys 1302 and the elastic sliding structure terminate in a state of cooperation, and the two first pulleys 1302 are disengaged from the elastic sliding structure, in this process, the first cylindrical spring 1401 releases elastic potential energy, so that the traversing block 15 slides towards the other side on the built-in rod 14, in this process, the engagement structure is triggered, and the transmission belt 4 is prevented from moving reversely.
Referring to fig. 4 and 6 again, the elastic sliding structure includes two protruding blocks 1501 fixed on the traverse block 15, a guide bar 1502 fixedly installed between the two protruding blocks 1501, and two sliding blocks 16 slidably installed on the guide bar 1502; the two sliders 16 are abutted, two second cylindrical springs 1503 are sleeved on the periphery of the guide rod 1502, and two ends of each second cylindrical spring 1503 are respectively connected with the slider 16 and the protruding block 1501.
The meshing structure comprises a long rod 19 fixedly installed at the bottom of the transverse moving block 15 and a ratchet 20 rotatably installed on the first installation frame 2, a rotating shaft of the ratchet 20 is connected with a driving shaft of the conveying belt 4 through a second driving belt 21, a plurality of inclined grooves are formed in the bottom of the long rod 19 at equal intervals along the length direction, and each inclined groove is internally hinged with a pawl matched with the ratchet 20.
When the two first pulleys 1302 are respectively in abutting fit with the two sliding blocks 16, along with the rotation of the driving wheel 12, the two first pulleys 1302 push the transverse moving block 15 to slide towards one side on the built-in rod 14 through the two sliding blocks 16, in the process, when the pawl passes through the ratchet 20, the pawl is limited by the inclined groove, so that the pawl cannot be reversely turned, further, the ratchet 20 can be rotated, and the rotation shaft of the ratchet 20 drives the transmission belt 4 to move through the second transmission belt 21, so that the finished product is conveyed into the anti-static shielding bag; with the movement of the traversing block 15, when the limiting mechanism acts on the two sliding blocks 16, the two sliding blocks 16 are moved away from each other on the two guide rods 1502 to be in a sliding yielding position, so that the two first pulleys 1302 and the boosting block 1301 can pass through between the two sliding blocks 16, the traversing block 15 stops sliding, then the first cylindrical spring 1401 rebounds to enable the traversing block 15 to slide and reset towards the other side on the built-in rod 14, and in the process, the pawl can turn in the inclined groove when passing through the ratchet 20, and the ratchet 20 does not rotate to prevent the reverse movement of the conveying belt 4.
The limiting mechanism comprises a limiting block 18 which is arranged on the cross rod 6 in a sliding manner and a first screw rod 17 which is rotatably arranged on the first mounting frame 2 and parallel to the cross rod 6, and the first screw rod 17 is in threaded connection with the limiting block 18; the stopper 18 is further rotatably provided with a second pulley 1801, one side of each of the two sliding blocks 16 away from the two first pulleys 1302 is provided with a protruding portion 1601, and the protruding portion 1601 is provided with an inclined surface capable of being matched with the second pulley 1801.
After the two inclined surfaces contact with the second pulley 1801 along with the sliding of the traverse block 15, the second pulley 1801 drives the two sliders 16 to move away from each other to give way along with the continuous sliding of the traverse block 15, so that the first pulley 1302 is separated from the sliders 16, the traverse block 15 is forced to stop sliding, that is, the conveyor belt 4 stops working, and the amount of finished products conveyed into the antistatic shielding bag is controlled.
Referring to fig. 1 again, the lateral movement driving mechanism includes a second screw rod 22 rotatably mounted on the base 1, and a mounting plate 23 disposed on the second screw rod 22 and connected to the transmission mechanism, the mounting plate 23 is in threaded connection with the second screw rod 22, a plurality of bag opening devices 5 are rotatably mounted on the mounting plate 23, and one end of the second screw rod 22 is connected with the first screw rod 17 through a first connection structure.
In detail (refer to fig. 2), the first connection structure includes a third transmission shaft 103 rotatably mounted on the base 1, and a fourth transmission shaft 104, wherein one end of the third transmission shaft 103 away from the base 1 is connected to the first screw rod 17 through a fourth bevel gear set 32, one end of the fourth transmission shaft 104 is connected to the third transmission shaft 103 through a fifth bevel gear set 33, and the other end of the fourth transmission shaft 104 is connected to the second screw rod 22 through a fifth transmission belt 31; the fourth bevel gear set 32 comprises a seventh bevel gear fixedly installed at one end of the first screw rod 17 and an eighth bevel gear fixedly installed at one end of the third transmission shaft 103 far away from the base 1, and the eighth bevel gear is meshed with the seventh bevel gear; the fifth bevel gear set 33 includes a No. nine bevel gear fixedly installed on the third transmission shaft 103 and a No. ten bevel gear fixedly installed on one end of the fourth transmission shaft 104 facing the third transmission shaft 103, and the No. ten bevel gear is meshed with the No. nine bevel gear.
When in use, according to the production requirement, a worker can rotate the first screw rod 17 (or drive the first screw rod 17 through a servo motor), so that the limiting block 18 can be in threaded fit with the first screw rod 17 to slide on the cross rod 6, and meanwhile, the first screw rod 17 drives the second screw rod 22 to rotate through the first connecting structure, so that the assembly plate 23 is in threaded fit with the second screw rod 22 to move, and the bag supporting device 5 positioned at the discharging position of the conveying belt 4 is automatically replaced; in the initial case, the larger the distance between the limiting block 18 and the lateral sliding block 15 is, the longer the sliding distance of the lateral sliding block 15 can be pushed by the subsequent boosting block 1301, that is, the longer the movement duration of the conveying belt 4 is, the more finished products are conveyed into the anti-static shielding bag in the single movement process, and the smaller the number of finished products is, otherwise, the more finished products are conveyed into the anti-static shielding bag in the single movement process, so that the first screw rod 17 and the second screw rod 22 are mechanically interlocked through the first connecting structure, the number of blanking is matched with the size of the anti-static shielding bag each time, the full utilization of the anti-static shielding bag is realized, the material expenditure is saved, the production cost is reduced, and meanwhile, the flexibility of the production line is greatly improved.
It should be emphasized that, in actual production, if the rotation of the first screw rod 17 is manually controlled (controlled by a runner), a corresponding mark should be set on the cross bar 6, so that the worker can accurately control the position of the limiting block 18, that is, control the number of finished products that are transported into the anti-static shielding bag by the final conveyor belt 4 in a single time; if the servo motor is adopted to drive the first screw rod 17 to rotate, the servo motor is controlled by programming of a single chip microcomputer, and a worker inputs an operation instruction in the background.
Referring to fig. 7 and 8 again, the transmission mechanism includes a rotating shaft 24 rotatably mounted on the base 1 and connected to the maltese cross movement mechanism via a second connection structure, and a sleeve 25 rotatably mounted on the bottom of the mounting plate 23 and slidably sleeved with the rotating shaft 24; the periphery of the rotating shaft 24 is provided with a plurality of strip-shaped protrusions 2401, the inner wall of the sleeve 25 is provided with a plurality of strip-shaped sliding grooves 2501 adapted to the strip-shaped protrusions 2401, and the sleeve 25 is connected with the rotating shaft of the bag opening device 5 through a first bevel gear set 27 and a third driving belt 26.
In the unfolding manner, the first bevel gear set 27 comprises a first bevel gear rotatably mounted at the bottom of the assembly plate 23 and a second bevel gear fixed on the rotating shaft of the bag supporting device 5, the second bevel gear is meshed with the first bevel gear, and the third driving belt 26 is used for connecting the rotating shaft of the first bevel gear with the sleeve 25.
After the transmission belt 4 moves to convey a plurality of finished products into the anti-static shielding bags, the maltese cross movement mechanism drives the rotating shaft 24 to rotate through the second connecting structure, the rotating shaft 24 drives the sleeve 25 to rotate through the strip-shaped protrusions 2401 and the strip-shaped sliding grooves 2501, and the sleeve 25 drives the bag supporting device 5 to rotate through the third transmission belt 26 and the first bevel gear set 27, so that adjacent empty bags filled with the finished products of the anti-static shielding bags are oriented to the transmission belt 4, and the automation degree of production is improved.
Referring to fig. 5 again, the maltese cross movement mechanism includes a first driven wheel 9, a second driven wheel 10 rotatably mounted on the second mounting frame 3, and a driving motor 7 mounted on the second mounting frame 3, and a driving wheel 8 respectively matched with the first driven wheel 9 and the second driven wheel 10 is fixed on an output shaft of the driving motor 7; wherein, the first driven wheel 9 is connected with the rotation shaft of one of the driving wheels 12 through a first transmission belt 11, and the second connecting structure is used for connecting the rotation shaft 24 with the rotation shaft of the second driven wheel 10.
The second connecting structure is similar to the first connecting structure (see fig. 3), the second connecting structure comprises a first transmission shaft 101 and a second transmission shaft 102 rotatably mounted on the base 1, one end of the second transmission shaft 102 is connected with the rotating shaft 24 through a fourth transmission belt 29, the other end of the second transmission shaft 102 is connected with the first transmission shaft 101 through a third bevel gear set 30, and one end of the first transmission shaft 101 away from the base 1 is connected with a rotating shaft of the second driven wheel 10 through a second bevel gear set 28; the second bevel gear set 28 includes a No. three bevel gear fixedly installed at one end of the first transmission shaft 101 far away from the base 1 and a No. four bevel gear fixedly installed coaxially with the second driven wheel 10, and the No. four bevel gear is meshed with the No. three bevel gear; the third bevel gear set 30 includes a No. five bevel gears fixed on the first transmission shaft 101 and a No. six bevel gears fixed on one end of the second transmission shaft 102 facing the first transmission shaft 101, and the No. six bevel gears are meshed with the No. five bevel gears.
As another embodiment of the invention, an automatic low-cavity array type high-power bridge stack production process is also provided, and the production line is adopted and comprises the following steps:
step one, bridge pile frame processing, namely stamping a frame base by utilizing the frame base stamping equipment for matrix arrangement;
step two, performing solder paste screen printing treatment on the lower frame by using the solder paste printing equipment, printing 1-3000 points at a time, detecting the solder paste points by using the image intelligent detection equipment, and detecting and judging the missing size of the image so as to unify the test;
thirdly, filling chips by using the chip filling and transferring equipment, adsorbing 1-3000 chips at a time by using vacuum adsorption, and transferring the chips by using a rubber suction nozzle;
step four, using a line shaking machine to carry out automatic filling, and carrying out image detection on a filling result;
step five, after the combination and the die assembly, carrying out vacuumizing sintering welding by using the sintering welding equipment;
step six, performing epoxy resin plastic packaging by using the plastic packaging equipment;
and seventhly, testing and printing, namely performing insulating packaging and warehouse-out by adopting the bag-in packaging equipment, wherein the power mechanism and the transmission mechanism are driven to move by the maltese cross movement mechanism, the power mechanism is matched with the unidirectional trigger mechanism, so that the transmission belt 4 conveys a finished product to the direction of the bag supporting device 5, the transmission mechanism drives the bag supporting device 5 to rotate, and the limiting mechanism can drive the position of the power mechanism and the power mechanism to change when the matching state of the power mechanism is ended, and enables a plurality of bag supporting devices 5 to shift.
The product structure layer is as follows by integrating the production process: frame → solder paste → chip → solder paste → jumper wire; the automatic filling is carried out through a reeling machine, the reeling machine (a positioning needle is arranged on a graphite disc) is provided with corresponding hole sites, jumper wires can be placed in the positive direction, and then the jumper wires are adsorbed through a vacuum chuck; the vacuum welding furnace can save electricity and gas and reduce the void ratio; the solder paste is uniformly arranged on one surface.
In conclusion, the production process carried out by the assembly line is applied, the process flow is reduced, and the production effect is good; can save electricity and gas and reduce the void ratio; meanwhile, intelligent detection is realized, the graphite disc is separated by utilizing vacuum leak welding, the cost is saved, and the production efficiency is improved; the device is suitable for batch production, improves the efficiency, simultaneously detects the images of the solder paste points in size, reduces the void ratio by vacuum welding, and ensures the high conductivity of the finished product.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. An automatic low-cavity array type high-power bridge pile production line comprises frame base stamping equipment, solder paste printing equipment, image intelligent detection equipment, chip filling and transferring equipment, sintering and welding equipment, plastic packaging equipment and bagging and packaging equipment which are sequentially arranged in a bridge pile machining process; the bag-in packaging equipment is characterized by comprising: the device comprises a base (1), wherein a first mounting frame (2) and a second mounting frame (3) which are oppositely arranged are fixedly arranged on the base (1); the conveying belt (4) is arranged between the first mounting frame (2) and the second mounting frame (3) and is used for conveying finished products into the anti-static shielding bags arranged on the bag supporting devices (5) on the base (1), a plurality of bag supporting devices (5) are arranged on the base (1), the bag supporting devices (5) are connected with a transverse moving driving mechanism arranged on the base (1), and the sizes of the anti-static shielding bags on the bag supporting devices (5) are gradually increased or decreased; the maltese cross movement mechanism is arranged on the second mounting frame (3) and is connected with the bag supporting device (5) through a transmission mechanism, the maltese cross movement mechanism is also connected with a power mechanism arranged on the first mounting frame (2), the maltese cross movement mechanism can drive the power mechanism and the transmission mechanism to move in a staggered manner, and the transmission mechanism is used for driving the bag supporting device (5) to rotate; the transverse rod (6) is fixed on the first mounting frame (2), a one-way trigger mechanism connected with the transverse movement driving mechanism is arranged on the transverse rod (6), the one-way trigger mechanism is connected with a driving shaft of the transmission belt (4) and can be matched with the power mechanism or a limiting mechanism arranged on the transverse rod (6), when the maltese cross movement mechanism drives the power mechanism to move and is matched with the one-way trigger mechanism, the one-way trigger mechanism is driven to drive the transmission belt (4) to move so as to enable the transmission belt (4) to carry out conveying action on finished products on the transmission belt, and when the one-way trigger mechanism is matched with the limiting mechanism, the matched state of the one-way trigger mechanism and the power mechanism is stopped so as to enable the conveying action of the transmission belt (4) to be stopped. The limiting mechanism is further connected with the transverse moving driving mechanism, and the limiting mechanism can move along the length direction of the cross rod (6), so that the matching state termination position of the unidirectional triggering mechanism and the power mechanism is changed, and the transverse moving driving mechanism is driven to drive the bag opening devices (5) to execute transposition.
2. An automated low void array high power bridge stack production line according to claim 1, wherein the power mechanism comprises two driving wheels (12) rotatably mounted on the first mounting frame (2), a connecting piece (13) for connecting the two driving wheels (12) in a rolling manner, and a boosting block (1301) arranged on the connecting piece (13), and two first pulleys (1302) capable of being matched with the unidirectional triggering mechanism are rotatably mounted on the boosting block (1301).
3. The automatic low-cavity array type high-power bridge pile production line according to claim 2, wherein a through groove is formed in the cross rod (6), the unidirectional trigger mechanism comprises a built-in rod (14) fixedly installed in the through groove, a transverse moving block (15) slidingly arranged on the built-in rod (14) and a first cylindrical spring (1401) sleeved on the periphery of the built-in rod (14), and two ends of the first cylindrical spring (1401) are respectively connected with the inner wall of the through groove and the transverse moving block (15); the upper part and the lower part of the transverse moving block (15) are respectively provided with an elastic sliding structure and a meshing structure, the elastic sliding structure can be matched with the two first pulleys (1302) or the limiting mechanism, and the meshing structure is connected with a driving shaft of the transmission belt (4).
4. An automated low void array high power bridge stack line according to claim 3, wherein the elastic sliding structure comprises two protruding blocks (1501) fixed on the traverse blocks (15), a guide bar (1502) fixedly installed between the two protruding blocks (1501), and two sliding blocks (16) slidably installed on the guide bar (1502); the two sliding blocks (16) are abutted, two second cylindrical springs (1503) are sleeved on the periphery of the guide rod (1502), and two ends of each second cylindrical spring (1503) are respectively connected with the sliding blocks (16) and the protruding blocks (1501).
5. An automated low-cavity array type high-power bridge reactor production line according to claim 3, wherein the meshing structure comprises a long rod (19) fixedly installed at the bottom of the transverse moving block (15) and a ratchet wheel (20) rotatably installed on the first installation frame (2), a rotating shaft of the ratchet wheel (20) is connected with a driving shaft of the transmission belt (4) through a second transmission belt (21), a plurality of inclined grooves are equidistantly arranged at the bottom of the long rod (19) along the length direction, and a pawl matched with the ratchet wheel (20) is hinged in each inclined groove.
6. An automated low void array high power bridge stack line according to claim 4, wherein the limit mechanism comprises a limit block (18) slidably disposed on the cross bar (6) and a first screw (17) rotatably mounted on the first mounting frame (2) and parallel to the cross bar (6), and the first screw (17) is in threaded connection with the limit block (18); the limiting block (18) is further rotatably provided with a second pulley (1801), one side, away from the two first pulleys (1302), of each of the two sliding blocks (16) is provided with a protruding portion (1601), and the protruding portions (1601) are provided with inclined surfaces capable of being matched with the second pulleys (1801).
7. The automatic low-cavity array type high-power bridge reactor production line according to claim 6, wherein the transverse moving driving mechanism comprises a second screw rod (22) rotatably mounted on the base (1) and a mounting plate (23) which is arranged on the second screw rod (22) and connected with the transmission mechanism, the mounting plate (23) is in threaded connection with the second screw rod (22), a plurality of bag supporting devices (5) are rotatably mounted on the mounting plate (23), and one end of the second screw rod (22) is connected with the first screw rod (17) through a first connecting structure.
8. An automated low void array high power bridge stack line according to claim 7, wherein the transmission mechanism comprises a spindle (24) rotatably mounted on the base (1) and connected to the maltese cross mechanism by a second connection structure, and a sleeve (25) rotatably mounted on the bottom of the mounting plate (23) and slidably engaged with the spindle (24); the periphery of the rotating shaft (24) is provided with a plurality of strip-shaped bulges (2401), the inner wall of the sleeve (25) is provided with a plurality of strip-shaped sliding grooves (2501) which are matched with the strip-shaped bulges (2401), and the sleeve (25) is connected with the rotating shaft of the bag supporting device (5) through a first bevel gear group (27) and a third transmission belt (26).
9. The automatic low-cavity array type high-power bridge rectifier production line according to claim 8, wherein the maltese cross movement mechanism comprises a first driven wheel (9) rotatably mounted on the second mounting frame (3), a second driven wheel (10) and a driving motor (7) mounted on the second mounting frame (3), and a driving wheel (8) respectively matched with the first driven wheel (9) and the second driven wheel (10) is fixed on an output shaft of the driving motor (7); the rotating shaft of the first driven wheel (9) is connected with the rotating shaft of one of the driving wheels (12) through a first transmission belt (11), and the second connecting structure is used for connecting the rotating shaft (24) with the rotating shaft of the second driven wheel (10).
10. An automatic low-cavity array type high-power bridge pile production process, which adopts the production line as claimed in claim 1, and is characterized by comprising the following steps:
step one, bridge pile frame processing, namely stamping a frame base by utilizing the frame base stamping equipment for matrix arrangement;
step two, performing solder paste screen printing treatment on the lower frame by using the solder paste printing equipment, printing 1-3000 points at a time, detecting the solder paste points by using the image intelligent detection equipment, and detecting and judging the missing size of the image so as to unify the test;
thirdly, filling chips by using the chip filling and transferring equipment, adsorbing 1-3000 chips at a time by using vacuum adsorption, and transferring the chips by using a rubber suction nozzle;
step four, using a line shaking machine to carry out automatic filling, and carrying out image detection on a filling result;
step five, after the combination and the die assembly, carrying out vacuumizing sintering welding by using the sintering welding equipment;
step six, performing epoxy resin plastic packaging by using the plastic packaging equipment;
step seven, test printing, adopting the bagging packaging equipment to carry out insulating packaging and warehouse-out, driving the power mechanism and the transmission mechanism to move by the maltese cross movement mechanism, the power mechanism is matched with the unidirectional trigger mechanism, so that the transmission belt (4) conveys a finished product to the direction of the bag opening device (5), the transmission mechanism drives the bag opening device (5) to rotate, and the limiting mechanism can drive the position of the power mechanism and the power mechanism to change when the matching state is ended, and enable a plurality of bag opening devices (5) to shift.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120052603A1 (en) * | 2010-08-31 | 2012-03-01 | Global Unichip Corporation | Method for detecting the under-fill void in flip chip BGA |
| CN104002003A (en) * | 2014-06-10 | 2014-08-27 | 北京时代民芯科技有限公司 | Low-voidage vacuum brazing chip mounting technique free of loads |
| WO2017214797A1 (en) * | 2016-06-13 | 2017-12-21 | 深圳市兴华炜科技有限公司 | Solder paste dispensing and driving device, and dispensing and driving method thereof |
| CN109273423A (en) * | 2018-08-22 | 2019-01-25 | 宁波天炬光电科技有限公司 | Chip structure, wafer-level package enhancing structure and method |
| CN209998600U (en) * | 2019-04-28 | 2020-01-31 | 昆山市圣翰锡业有限公司 | low-voidage precoating double-peak straight-line soldering lug for communication welding |
| CN112018017A (en) * | 2020-08-11 | 2020-12-01 | 四川旭茂微科技有限公司 | Chip placement device and method on jumper wire frame |
| CN116698729A (en) * | 2023-06-20 | 2023-09-05 | 湖南凯通电子有限公司 | Welding wire quality detection equipment and method for thermal printing sheet production |
-
2023
- 2023-10-11 CN CN202311313151.8A patent/CN117059533B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120052603A1 (en) * | 2010-08-31 | 2012-03-01 | Global Unichip Corporation | Method for detecting the under-fill void in flip chip BGA |
| CN104002003A (en) * | 2014-06-10 | 2014-08-27 | 北京时代民芯科技有限公司 | Low-voidage vacuum brazing chip mounting technique free of loads |
| WO2017214797A1 (en) * | 2016-06-13 | 2017-12-21 | 深圳市兴华炜科技有限公司 | Solder paste dispensing and driving device, and dispensing and driving method thereof |
| CN109273423A (en) * | 2018-08-22 | 2019-01-25 | 宁波天炬光电科技有限公司 | Chip structure, wafer-level package enhancing structure and method |
| CN209998600U (en) * | 2019-04-28 | 2020-01-31 | 昆山市圣翰锡业有限公司 | low-voidage precoating double-peak straight-line soldering lug for communication welding |
| CN112018017A (en) * | 2020-08-11 | 2020-12-01 | 四川旭茂微科技有限公司 | Chip placement device and method on jumper wire frame |
| CN116698729A (en) * | 2023-06-20 | 2023-09-05 | 湖南凯通电子有限公司 | Welding wire quality detection equipment and method for thermal printing sheet production |
Non-Patent Citations (1)
| Title |
|---|
| 章昱帆;姜振军;熊树生;郭宝圣;毛彬滔;黄晓波;李伟;: "硅钢片自动叠片装置设计及结构优化研究", 机电工程, no. 10 * |
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